CN109127815B - Be used for air source heat pump finned heat exchanger to divide liquid pipe fixing device - Google Patents

Abstract

This invention discloses a device for fixing the distributor tube of an air-source heat pump finned heat exchanger, comprising a copper tube fixing plate, a bending rod, and a distributor tube fixing plate. A clamping plate is fixedly installed inside the through groove by a return spring. The copper tube fixing plate is fixedly installed inside the guide groove by a guide block. Positioning holes are equidistantly opened on the end face of the distributor tube fixing plate opposite to the copper tube fixing plate. A sliding groove is opened on the side of the distributor tube fixing plate opposite to the positioning holes. The mounting end of the bending rod is fixedly installed inside the mounting base. This device for fixing the distributor tube of an air-source heat pump finned heat exchanger facilitates the fixing of the distributor tube and the copper tube connected to it, and then bends the distributor tube, improving the convenience and efficiency of the bending operation. It solves the problems of inconvenient fixing of the distributor tube, high labor intensity, and low bending efficiency in existing methods.

Description

A fixing device for liquid separator of air source heat pump fin heat exchanger

technical field

The invention relates to the technical field of liquid separator fixing structures, in particular to a liquid separator tube fixing device for a fin heat exchanger of an air source heat pump.

Background technique

The liquid distribution pipe assembly includes a copper pipe, a liquid distribution head and a liquid distribution pipe connected in sequence. When installed in the air source heat pump fin heat exchanger, the liquid distribution pipe often needs to be bent.

At present, in the bending process of the liquid distribution pipe assembly, the bending tooling of the liquid distribution pipe assembly is simple, and the copper pipe is fixed by bolts and nuts or clamps, and professional tools are required to disassemble and assemble the copper pipe. Otherwise, it is easy to cause damage to the copper tube. After the copper tube is fixed, the longitudinal and lateral positions of the liquid distribution head are manually adjusted and bent by workers. The installation of the component requires that the end of the liquid distribution pipe be bent at a certain angle, so that the workers need to install the liquid distribution pipe on the fin heat exchanger and then bend the liquid distribution pipe, which causes the liquid distribution pipe to be bent during the bending process. It is easy to cause damage, the bending efficiency is low, and the labor intensity of workers is high.

The existing patent application number CN201620933516.6 discloses a multi-function positioning device for bending a liquid distribution pipe. When bending the liquid distribution pipe, it is necessary to match a copper pipe fixing die and a liquid distribution pipe positioning plate of a suitable length. When different lengths of the dispensing tube are bent, the copper tube fixing die and the dispensing tube positioning plate need to be replaced, which brings inconvenience to the bending operation of the dispensing tube.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a liquid-separating pipe fixing device for an air source heat pump fin heat exchanger, which is capable of bending the liquid-separating pipe after fixing the liquid-separating pipe and the copper pipe for connecting and installing the liquid-separating pipe. The advantages of improving the convenience of the bending operation of the dispensing tube, improving the bending efficiency of the dispensing tube, and solving the inconvenient operation of fixing the dispensing tube when bending the dispensing tube, the labor intensity is high, and the bending of the dispensing tube is solved. the problem of low efficiency.

In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a fixing device for the liquid separation pipe of an air source heat pump fin heat exchanger, comprising a copper tube fixing plate, a bent rod and a liquid separation tube fixing plate, the copper tube The end surface of the fixing plate is provided with a through groove, and a clamping plate is fixedly installed in the through groove through a return spring, a guide block is fixedly arranged on the side of the copper tube fixing plate, and the side of the liquid distribution pipe fixing plate is provided with There is a guide groove, the copper tube fixing plate is fixedly installed inside the guide groove through a guide block, the end face of the liquid distribution pipe fixing plate and the side opposite to the copper pipe fixing plate are equidistantly provided with positioning holes, and the liquid distribution pipe is fixed. A sliding groove is provided on the side of the plate opposite to the positioning hole, and a mounting seat is slidably installed through the sliding groove, and the mounting end of the bent rod is fixedly mounted inside the mounting seat.

Preferably, a telescopic rod with a sleeve structure is fixedly installed inside the return spring, and both ends of the telescopic rod are respectively fixed and installed with the inner wall of the through groove and the installation end face of the clamping plate.

Preferably, the clamping plate adopts a silica gel plate structure, and a hydraulic rod is fixedly installed between the installation end of the clamping plate and the through groove, and the installation end of the hydraulic rod is fixedly installed with the inner wall of the through groove.

Preferably, an installation groove is provided inside the liquid distribution pipe fixing plate, and a positioning protrusion is provided on the inner bottom of the installation groove through the liquid distribution pipe fixing plate.

Preferably, the end surface of the fixing plate of the liquid distribution pipe is provided with a second guide groove that is consistent with the inside of the guiding groove corresponding to the sliding groove, and the end of the fixing plate of the liquid distribution pipe corresponds to the copper pipe fixing plate. The end of the position plate is arranged to accept the end of the copper pipe fixing plate.

Preferably, the outside of the bent rod is covered with thermoplastic, and the end of the bent rod is screwed and fixedly installed inside the mounting seat.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1. The copper tube fixing plate of the present invention is fixedly installed through the guide block and the guide groove on the side of the liquid separation tube fixing plate, and the clamping plate is fixed and installed through the return spring in the end face through groove of the copper tube fixing plate, which will require a bending operation. The copper pipe connected by the liquid distribution pipe is clamped into the through groove, the clamping end face of the clamping plate is in contact with the surface of the copper pipe, the return spring clamps and supports the clamping plate and the through groove, the hydraulic rod is activated, and the hydraulic rod extends to The end face of the clamping plate clamps the copper tube and the inner wall of the through groove to be clamped and fixed. The end of the dispensing tube connected to the copper tube is clamped into the inside of the corresponding positioning hole opened on the end face of the fixing plate of the dispensing tube, and the bent rod slides through the mounting seat. The inside of the groove slides until it is in contact with the dispensing tube. According to the degree of bending of the dispensing tube, the bending rod is driven by the driving device to push the bending operation of the dispensing tube inside the sliding groove through the mounting seat. When the length of the dispensing tube is long , the copper tube fixing plate is staggered between the guide groove and the dispensing tube fixing plate through the guide block to fix the copper tube and the dispensing tube respectively, so as to improve the bending operation range of the dispensing tube.

2. In the present invention, an installation groove is set in the fixed interior of the dispenser tube, and positioning protrusions are arranged inside the installation slot through the dispenser tube fixing plate. The internal size of the installation groove corresponds to the fixed plate of the liquid distribution pipe, which is clamped into the fixed plate of the liquid distribution pipe through the installation groove, and the fixed plate of the liquid distribution pipe is extended. The positioning protrusion is tightly attached to the installed liquid distribution pipe fixing plate and the top of the installation groove, which is convenient for the liquid distribution pipe connected to the copper pipe fixed on the copper pipe fixing plate and the positioning hole on the installed liquid distribution pipe fixing plate It is fixed to improve the convenience of bending operation for different sizes of dispensing tubes.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a side view structural schematic diagram of the present invention;

Figure 3 is a schematic diagram of the cross-sectional structure of the bent rod of the present invention.

In the picture: 1 copper pipe fixing plate; 11 through slot; 12 return spring; 121 telescopic rod; 13 clamping plate; 14 guide block; 15 hydraulic rod; 2 liquid distribution pipe fixing plate; 21 guide groove; 22 positioning hole; 23 231 guide groove two; 232 limit plate; 24 installation groove; 241 positioning protrusion; 3 bending rod; 31 mounting seat; 32 thermoplastic.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to Fig. 1-3, a fixing device for liquid separator of air source heat pump fin heat exchanger, including copper tube fixing plate 1, bent rod 3 and liquid separator fixing plate 2, the copper tube fixing plate The end face of 1 is provided with a through groove 11, and a clamping plate 13 is fixedly installed inside the through groove 11 through a return spring 12, and a telescopic rod 121 of a sleeve structure is fixedly installed inside the return spring 12. The ends are respectively fixed to the inner wall of the through groove 11 and the mounting end face of the clamping plate 13; the telescopic rod 121 assists the return spring 12 to guide the direction of clamping the clamping plate 13, and prevents the return spring 12 from clamping the clamping plate 13. Offset affects the balance of clamping and fixing the copper tube. The clamping plate 13 adopts a silica gel plate structure, and a hydraulic rod 15 is fixedly installed between the mounting end of the clamping plate 13 and the through groove, and the installation end of the hydraulic rod 15 is fixedly installed with the inner wall of the through groove 11; the silica gel plate The clamping plate 13 of the structure has a certain anti-slip effect. The copper pipe connected by the liquid distributor pipe needs to be bent into the through groove 11. The clamping end face of the clamping plate 13 is in contact with the surface of the copper pipe, and the return spring 12 is clamped. The holding plate 13 and the through groove 11 are clamped and supported, the hydraulic rod 15 is activated, and the hydraulic rod 15 is extended to clamp the end face of the clamping plate 13 to clamp the copper pipe and the inner wall of the through groove 11, so as to improve the ability of the copper pipe to be fixed in the through groove 11. The firmness of the inside of the groove 11. A guide block 14 is fixed on the side of the copper tube fixing plate 1 , and a guide groove 21 is opened on the side of the liquid separator fixing plate 2 , and the copper tube fixing plate 1 passes through the guide block 14 and the guide groove 21 inside For fixed installation, positioning holes 22 are equidistantly provided on the side opposite to the copper tube fixing plate 1 on the end surface of the liquid distribution tube fixing plate 2, and a sliding groove is provided on the opposite side of the liquid distribution tube fixing plate 2 and the positioning hole 22. 23 , and a mounting seat 31 is slidably installed through the sliding groove 23 , and the mounting end of the bent rod 3 is fixedly installed inside the mounting seat 31 . An installation groove 24 is provided inside the dispensing tube fixing plate 2, and the inner bottom of the installation groove 24 is provided with a positioning protrusion 241 through the dispensing tube fixing plate 2; When plate 2 is used, insert the fixing plate 2 of the dispensing tube corresponding to the internal size of the installation slot 24 into the fixing plate 2 of the dispensing tube through the installation slot 24, and extend the fixing plate 2 of the dispensing tube. The dispenser tube fixing plate 2 is fixed inside the installation slot 24, and the added dispenser tube fixing plate 2 is tightly attached to the inner top of the installation slot 24 through the positioning protrusion 241, so that the copper tube fixing plate 1 can be fixed on the copper tube. The pipe-connected liquid distribution pipe is fixed with the positioning hole 22 on the liquid distribution pipe fixing plate 2 after installation, which improves the convenience of the bending operation for different size liquid distribution pipes. The end surface of the dispensing tube fixing plate 2 corresponds to the sliding groove 23 with a guide groove 2 231 that is consistent with the interior of the guiding groove 21. The end of the dispensing tube fixing plate 2 corresponds to the copper tube fixing plate 1. The limit plate 232 is fixedly installed , and the end of the limit plate 232 faces the end of the copper tube fixing plate 1 to be installed; when bending the liquid separation tube that is horizontally connected to the copper tube, the copper tube fixing plate 1 passes through the guide block 14 and the liquid separation tube. The guide groove 21 on the side of the tube fixing plate 2 is dismantled, and it is slidably installed inside the guide groove 231 on the end face of the liquid distribution tube fixing plate 2, so that the cross section of the copper tube fixing plate 1 and the liquid distribution tube fixing plate 2 are vertically fixed and installed, which is convenient for installation. Through the positioning holes 22 on the end surface of the liquid distribution tube fixing plate 2, the copper pipes are clamped and fixed horizontally. The outside of the bent rod 3 is covered with a thermoplastic 32, and the end of the bent rod 3 is screwed and fixed to the inside of the mounting seat 31; To avoid the hardness of the bent rod to cause damage to the distribution tube when it is bent.

When in use, the copper pipe that needs to be bent and connected to the dispensing pipe is clamped into the through groove 11, the clamping end face of the clamping plate 13 is in contact with the surface of the copper pipe, and the return spring 121 is used for the clamping plate 13 and the through groove 11. Clamping and supporting, the telescopic rod 121 assists the return spring 12 to clamp the copper pipe through the clamping plate 13 and is fixed inside the through groove 11, activate the hydraulic rod 15, the hydraulic rod 15 extends and clamps the end face of the clamping plate 13 to clamp the copper pipe It is clamped and fixed with the inner wall of the through groove 11, and the end of the liquid distribution pipe connected with the copper pipe is clamped into the corresponding positioning hole 22 opened on the end surface of the liquid distribution pipe fixing plate 2. The bent rod 3 slides through the mounting seat 31 inside the sliding groove 23 to In contact with the dispensing tube, the bending rod 3 is in contact with the dispensing tube through the thermoplastic 32. According to the degree of bending of the dispensing tube, the dispensing tube is bent by the driving equipment, and the bending rod 3 is installed by The seat 31 pushes the bending operation of the liquid separator inside the sliding groove 23. When the length of the liquid separator is long, the copper tube fixing plate 1 is passed through the guide block 14 between the guide groove 21 and the liquid separator fixing plate 2. Stagger the fixing of the copper tube and the dispenser tube respectively, so as to increase the range of the bending operation of the dispenser tube; when the length of the dispenser tube to be bent is longer than the dispenser tube fixing plate 2, divide the spare tube according to the internal size of the installation slot 24. The liquid pipe fixing plate 2 is clamped into the inside of the liquid distribution pipe fixing plate 2 through the installation groove 24, the liquid distribution pipe fixing plate 2 is extended, and the positioning protrusion 241 is fixed to the installed liquid distribution pipe fixing plate 2 inside the installation groove 24. The installed liquid distribution pipe fixing plate 2 is tightly attached to the inner top of the installation groove 24 through the positioning protrusions 241, so that the liquid distribution pipe connected with the copper pipe fixed on the copper pipe fixing plate 1 can be fixed to the installed liquid distribution pipe. The positioning holes 22 on the plate 2 are fixed, which improves the convenience of the bending operation of different sizes of liquid distribution pipes; when bending the liquid distribution pipes that are horizontally connected with the copper pipe, the copper pipe fixing plate 1 is connected to the copper pipe through the guide block 14. The guide groove 21 on the side of the liquid distribution pipe fixing plate 2 is removed, and the guide groove 2 231 on the end surface of the liquid distribution pipe fixing plate 2 is slidably installed inside, so that the cross section of the copper pipe fixing plate 1 and the liquid distribution pipe fixing plate 2 are vertically fixed and installed. The positioning hole 22 on the end face of the fixing plate 2 of the liquid distribution pipe is convenient for clamping and fixing the liquid distribution pipe which is horizontally connected with the copper pipe.

To sum up, for this device for fixing the liquid separation pipe of an air source heat pump fin heat exchanger, the copper tube fixing plate 1 is fixedly installed inside the guide groove 21 on the side of the liquid separation tube fixing plate 2 through the guide block 14, and is installed in The inside of the through groove 11 on the end face of the copper tube fixing plate 1 is fixed and installed with the clamping plate 13 by the return spring 12. The surface of the tube contacts, the return spring 121 clamps and supports the clamping plate 13 and the through groove 11, activates the hydraulic rod 15, and the hydraulic rod 15 extends to clamp the end face of the clamping plate 13 to clamp the copper pipe and the inner wall of the through groove 11. Hold and fix, the end of the dispenser tube connected to the copper tube is clamped into the end face of the dispenser tube fixing plate 2 to open the corresponding positioning hole 22, and the bent rod 3 slides through the mounting seat 31 inside the sliding groove 23 to contact with the dispenser tube, The bent rod 3 is in contact with the liquid separator through the thermoplastic 32, and is bent by the driving device according to the degree of bending of the liquid separator. When the length of the dispensing tube is long, the copper tube fixing plate 1 is staggered between the guide groove 21 and the dispensing tube fixing plate 2 through the guide block 14 to fix the copper tube and the dispensing tube respectively, which solves the problem. The existing problems of fixing the liquid distribution pipe when bending the liquid distribution pipe are inconvenient, labor-intensive, and low in bending efficiency of the liquid distribution pipe.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a be used for air source heat pump finned heat exchanger to divide liquid pipe fixing device, includes copper pipe fixed plate (1), bending stick (3) and divides liquid pipe fixed plate (2), its characterized in that: the terminal surface of copper pipe fixed plate (1) is provided with logical groove (11), it has grip block (13) to lead to inside reset spring (12) fixed mounting of groove (11), the fixed guide block (14) that is provided with of side of copper pipe fixed plate (1), guide way (21) have been seted up to the side of dividing liquid pipe fixed plate (2), copper pipe fixed plate (1) is through guide block (14) and guide way (21) internal fixation installation, divide liquid pipe fixed plate (2) terminal surface and copper pipe fixed plate (1) relative side equidistance to seted up locating hole (22), divide liquid pipe fixed plate (2) and seted up sliding tray (23) with the relative side of locating hole (22) to have mount pad (31) through sliding tray (23) slidable mounting, the installation end and the mount pad (31) internal fixation of curved system stick (3).

2. The fixing device for the liquid distributing pipe of the fin heat exchanger of the air source heat pump as claimed in claim 1, is characterized in that: the inner part of the reset spring (12) is fixedly provided with a telescopic rod (121) of a sleeving structure, and two ends of the telescopic rod (121) are fixedly arranged on the inner wall of the through groove (11) and the mounting end face of the clamping plate (13) respectively.

3. The fixing device for the liquid distributing pipe of the fin heat exchanger of the air source heat pump as claimed in claim 1, is characterized in that: grip block (13) adopt the setting of silica gel plate structure, and fixed mounting has hydraulic stem (15) between the installation end of grip block (13) and logical groove (11), the installation end of hydraulic stem (15) and logical groove (11) inner wall fixed mounting.

4. The fixing device for the liquid distributing pipe of the fin heat exchanger of the air source heat pump as claimed in claim 1, is characterized in that: divide liquid pipe fixed plate (2) inside and seted up mounting groove (24), the bottom is provided with location arch (241) through dividing liquid pipe fixed plate (2) in mounting groove (24).

5. The fixing device for the liquid distributing pipe of the fin heat exchanger of the air source heat pump as claimed in claim 1, is characterized in that: divide liquid pipe fixed plate (2) terminal surface to correspond sliding tray (23) and offer two (231) with the inside unanimous guide way of guide way (21), the tip of dividing liquid pipe fixed plate (2) corresponds copper pipe fixed plate (1) fixed mounting and has limiting plate (232) to the setting is accepted to the tip of copper pipe fixed plate (1) through the terminal surface of limiting plate (232).

6. The fixing device for the liquid distributing pipe of the fin heat exchanger of the air source heat pump as claimed in claim 1, is characterized in that: the outer portion of the bending rod (3) is wrapped with thermoplastic (32), and the tail end of the bending rod (3) is fixedly installed with the inner portion of the installation seat (31) in a spiral mode.

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